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Space events with covers. space postcards The commemorative covers about cosmodroms space postcards about covers

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Here are details about a :
Space commemorative cover
or Space Cover.
the flag of USA
Cosmodrom : USA

Date of Cancellation: Dec. 15, 1960
Kind of Event : Launch
Launch pad : USA KSC (FL)
habité?/manned?: robot
Mission type : Telecommunications
 TELECOM 

ou?/where?: au sol - ground
autographe?: non - none

Description : Project Echo was the first passive communications satellite experiment. Each of the two American spacecraft, launched in 1960 and 1964, was a metalized balloon satellite acting as a passive reflector of microwave signals. Communication signals were bounced off them from one point on Earth to another.

Keyword(s) :
#Planet,
#Rocket,
#Satellite,
#Telecommunications,

SPACE REVUE : 02 - 2015

Last modified: 06/09/2015 @ 15h06

Buy SEE ALSO  Eur
only 1 availablepurchase this item USA   40  26,-  

     item shown right here with picture.
     items linked to the item shown.
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enveloppe USA 40 - cover USA 40
USA 40 - picture enhanced ?

Page : future · Ref: USA   40 


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Space Event :

ECHO 1A (SATELLITE) · THOR DM19

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